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SubjectRe: [PATCH 4/6] fs: Introduce a per_cpu nr_inodes
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Peter Zijlstra <a.p.zijlstra@chello.nl> writes:
>>
>> +int get_nr_inodes(void)
>> +{
>> + int cpu;
>> + int counter = 0;
>> +
>> + for_each_possible_cpu(cpu)
>> + counter += per_cpu(nr_inodes, cpu);
>> + if (counter < 0)
>> + counter = 0;
>> + return counter;
>> +}
>
> It would be good to get a cpu hotplug handler here and move to
> for_each_online_cpu(). People are wanting distro's to be build with
> NR_CPUS=4096.

Doesn't matter, possible cpus is always only set to what the
machine supports.

-Andi
--
ak@linux.intel.com


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